Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12358373 | Vehicle systems and loss of isolation detection methods | Martin E. Rosalik, Jr., Todd M. York, Tanvi Nagarale, Brian A. Welchko, Wei D. Wang | 2025-07-15 |
| 12237791 | Method and system for controlling common mode electric current in an electric machine | Kerrie M. Spaven, Brian J. Gallert, Daniel J. Berry, Brian A. Welchko | 2025-02-25 |
| 12149195 | Method and system for controlling an electric machine | Kerrie M. Spaven, Brian J. Gallert, Brian A. Welchko | 2024-11-19 |
| 12122248 | Intelligent vehicles and control logic for managing faults for dual-independent drive unit axle powertrains | Aubrey Walter Downs, Jr., Christopher L Jones, James Mason Faucett, Yiran Hu, Ruixing Long +1 more | 2024-10-22 |
| 12126293 | Method and system for controlling an electric machine | Tanvi Nagarale, Brian A. Welchko | 2024-10-22 |
| 12005808 | Methods and apparatus for propulsion system prognostics due to boosted operation | Shiming Duan, Yiran Hu, Shifang Li | 2024-06-11 |
| 11926221 | Open-loop control for transient operation of a rotary electric machine | Xin Jing, Bojian Cao | 2024-03-12 |
| 11876472 | Method and system for monitoring a current sensor | Brian A. Welchko | 2024-01-16 |
| 11787384 | Electric drive system and method | Kerrie M. Spaven, Brian A. Welchko | 2023-10-17 |
| 11685261 | Enhanced electric drive vehicle performance with extended motor torque capabilities | Brian A. Welchko, Kerrie M. Spaven | 2023-06-27 |
| 11660969 | Electric vehicle sound enhancement | Song He, Brian A. Welchko, Kerrie M. Spaven | 2023-05-30 |
| 11611305 | Bandwidth-partitioning harmonic regulation for improved acoustic behavior of an electric drive system | Vinod Chowdary Peddi, Anno Yoo, Song He | 2023-03-21 |
| 11548395 | Electric drive stall torque enhancement based on vehicle level inputs | Brian A. Welchko, Kerrie M. Spaven | 2023-01-10 |
| 11509253 | Electric drive assembly with dynamic control of pulse width modulation switching | Kerrie M. Spaven, Brian A. Welchko | 2022-11-22 |
| 11420523 | Enhanced electric drive vehicle operation via pulse width modulation (PWM) type and frequency control | Brian A. Welchko, Kerrie M. Spaven | 2022-08-23 |
| 11316391 | Closed-loop control for transient operation of variable flux and permanent magnet electric machines | Xin Jing, Bojian Cao | 2022-04-26 |
| 10978949 | Method and apparatus for controlling a DC/DC power converter | Brian A. Welchko | 2021-04-13 |
| 10826424 | Method and apparatus for controlling a cascaded inverter circuit and an electric machine | Brian A. Welchko | 2020-11-03 |
| 10784804 | Magnetization state control method and magnetization state control device | Kensuke Sasaki, Takashi Fukushige, Takashi Katou, Robert D. Lorenz | 2020-09-22 |
| 10547261 | Variable magnetization machine controller | Takashi Fukushige, Chen-Yen Yu, Robert D. Lorenz | 2020-01-28 |
| 10541614 | Method and apparatus for controlling a DC/DC power converter | Brian A. Welchko | 2020-01-21 |
| 10483892 | Variable magnetization machine controller | Takashi Fukushige, Takashi Kato, Robert D. Lorenz | 2019-11-19 |
| 10396696 | Methods, systems and apparatus for controlling current supplied to control a machine | Dwarakanath V. Simili, Caleb W. Secrest | 2019-08-27 |
| 10355631 | Methods, systems and apparatus for controlling current supplied to control a machine | Caleb W. Secrest, Dwarakanath V. Simili | 2019-07-16 |